You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-28 - 07:46
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Nov 28, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30963215689,8sleep20-21swapper/219:09:232
30872212362,7sleep00-21swapper/019:08:110
307812112103,6sleep30-21swapper/319:07:033
307692110100,7sleep10-21swapper/119:06:531
2237321090,0sleep122372-21ssh23:30:111
268432590,1sleep30-21swapper/300:02:503
204172580,1sleep120-21rcuc/121:26:501
78032550,1sleep30-21swapper/323:37:023
241252500,0sleep30-21swapper/322:15:073
61682380,0sleep30-21swapper/323:52:113
3118699320,30cyclictest0-21swapper/221:45:112
3118699280,27cyclictest0-21swapper/220:10:162
31181992814,12cyclictest0-21swapper/100:32:181
3118199280,26cyclictest0-21swapper/123:13:451
25232280,1sleep30-21swapper/321:50:113
31186992719,7cyclictest0-21swapper/222:57:452
3118699270,26cyclictest0-21swapper/221:50:532
3118199279,15cyclictest0-21swapper/100:05:181
3118199277,16cyclictest0-21swapper/121:21:311
3118199270,4cyclictest0-21swapper/122:46:501
3118199270,26cyclictest0-21swapper/123:25:181
3118199270,26cyclictest0-21swapper/121:46:231
3118199270,25cyclictest0-21swapper/122:50:521
3118699260,25cyclictest0-21swapper/223:34:332
3118699260,25cyclictest0-21swapper/221:27:532
3118699260,24cyclictest30133-21ssh21:15:462
3118699260,24cyclictest0-21swapper/222:38:322
3118199260,3cyclictest0-21swapper/122:09:431
3118199260,25cyclictest0-21swapper/122:31:501
3118199260,25cyclictest0-21swapper/121:11:011
31186992522,2cyclictest0-21swapper/222:51:142
31186992521,3cyclictest0-21swapper/222:44:332
3118699250,24cyclictest0-21swapper/222:25:492
31181992516,8cyclictest0-21swapper/100:16:231
3118199250,3cyclictest0-21swapper/123:47:261
3118199250,3cyclictest0-21swapper/120:40:211
3118199250,19cyclictest0-21swapper/123:21:411
3118199250,18cyclictest0-21swapper/121:56:581
3118199250,18cyclictest0-21swapper/121:38:051
3117799250,24cyclictest0-21swapper/023:47:380
3117799250,24cyclictest0-21swapper/022:10:480
3118699240,23cyclictest0-21swapper/223:59:372
3118699240,23cyclictest0-21swapper/221:22:022
3118699240,22cyclictest0-21swapper/223:11:562
3118699240,22cyclictest0-21swapper/222:14:532
3118699240,19cyclictest0-21swapper/200:21:552
3118199246,15cyclictest30112-21kworker/1:223:57:231
31181992422,2cyclictest0-21swapper/119:58:581
31181992422,2cyclictest0-21swapper/119:58:571
3118199241,1cyclictest0-21swapper/123:15:131
3118199240,4cyclictest0-21swapper/122:24:181
3118199240,4cyclictest0-21swapper/121:17:591
3118199240,4cyclictest0-21swapper/100:35:411
3118199240,4cyclictest0-21swapper/100:11:051
3118199240,3cyclictest0-21swapper/121:30:281
3118199240,2cyclictest0-21swapper/122:26:061
3118199240,2cyclictest0-21swapper/120:36:371
3118199240,15cyclictest0-21swapper/122:59:491
31177992416,7cyclictest0-21swapper/023:24:270
3117799240,23cyclictest0-21swapper/021:19:160
3117799240,18cyclictest0-21swapper/000:10:390
3118699238,14cyclictest0-21swapper/219:50:242
3118699232,20cyclictest0-21swapper/200:09:462
31186992314,8cyclictest0-21swapper/222:05:282
3118699231,21cyclictest0-21swapper/220:31:542
3118699230,22cyclictest0-21swapper/222:46:362
3118699230,22cyclictest0-21swapper/200:31:062
3118699230,21cyclictest0-21swapper/200:02:522
3118699230,17cyclictest0-21swapper/222:16:552
3118199232,20cyclictest0-21swapper/121:52:011
31181992317,5cyclictest10272-21snmpd20:26:121
3118199230,4cyclictest0-21swapper/123:51:481
3118199230,4cyclictest0-21swapper/122:13:581
3118199230,3cyclictest0-21swapper/122:38:161
3118199230,2cyclictest30112-21kworker/1:223:35:251
3118199230,2cyclictest0-21swapper/122:15:091
3118199230,22cyclictest0-21swapper/122:03:011
3118199230,22cyclictest0-21swapper/120:03:031
3118199230,22cyclictest0-21swapper/119:43:361
3118199230,20cyclictest12013-21/usr/sbin/munin23:40:181
3118199230,14cyclictest0-21swapper/121:44:211
3118199230,13cyclictest0-21swapper/122:43:231
31177992314,8cyclictest0-21swapper/022:08:460
3117799230,22cyclictest0-21swapper/000:21:060
3117799230,17cyclictest0-21swapper/023:25:320
3117799230,17cyclictest0-21swapper/023:17:550
3117799230,17cyclictest0-21swapper/023:08:320
3117799230,17cyclictest0-21swapper/022:40:020
3117799230,17cyclictest0-21swapper/021:39:470
3117799230,17cyclictest0-21swapper/000:37:220
432022218,3sleep30-21swapper/319:39:113
3118699227,13cyclictest0-21swapper/223:20:132
3118699222,19cyclictest0-21swapper/223:44:062
31186992218,3cyclictest0-21swapper/219:20:452
31186992215,6cyclictest0-21swapper/223:05:092
3118699221,20cyclictest0-21swapper/223:45:392
3118699221,20cyclictest0-21swapper/221:30:242
3118699220,3cyclictest0-21swapper/222:20:382
3118699220,21cyclictest0-21swapper/223:54:452
3118699220,21cyclictest0-21swapper/223:36:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional